AT5660

Preliminary Product Information

5-Channel Motor Driver for DVD/VCD

2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.

Tel: 886-3-563-0878

http://www.aimtron.com.tw

Fax: 886-3-563-0879

2

Pin Descriptions

Pin No.

Pin name

Function

1

IN1

CH1(Focus coil) input

2

CAP1_1

CH1 error amplifier filter capacitor connection 1

3

CAP1_2

CH1 error amplifier filter capacitor connection 2

4

IN2

CH2(Sled driver) input

5

FB1

CH1(Focus coil) feedback pin

6

FWD

CH5 forward input

7

REV

CH5 reverse input

8

VCC1

Power Supply 1

9

OUT5-

CH5(Tray driver) output(-)

10

OUT5+

CH5(Tray driver) output(+)

11

OUT2-

CH2(Sled driver) output (-)

12

OUT2+

CH2(Sled driver) output (+)

13

OUT1-

CH1(Focus coil) output (-)

14

OUT1+

CH1(Focus coil) output (+)

15

OUT4+

CH4(Tracking coil) output (+)

16

OUT4-

CH4(Tracking coil) output (-)

17

OUT3+

CH3(Loader) output (+)

18

OUT3-

CH3(Loader) output (-)

19

VCC2

Power Supply 2

20

FB4

CH4(Tracking coil) feedback pin

21

VCTL

CH5 Speed control input

22

GND

Ground

23

IN3

CH3(Loader) input

24

CAP4_2

CH4 error amplifier filter capacitor connection 2

25

CAP4_1

CH4 error amplifier filter capacitor connection 1

26

IN4-

CH4 (Tracking driver) input

27

VBIAS

VREF input pin

28

MUTE_1_2_3_4

Mute control for CH1,Ch2,CH3,CH4

Notes: The indicated polarities for the output pins are under the condition that all inputs are (+).

The power supplies for the driver output are PVcc1 for the loader, PVcc2 for focus and tracking

drivers, and Vcc for pre-block and sled driver. Therefore, make sure Vcc≧PVcc1,2.

Pin Out